REPAIR/REPLACEMENT OF LT/HT OVER HEAD LINES TRANSFORMER EARTHINGS AND MISC WORK AT KHANPUR DUNDAHERA MANESAR ARMY CAMP UNDER GE (SOUTH) DELHI CANTT-10

Amount

M&L for spray painting of Transformer (including bringing compressor of suitable size at site) old painted steel or iron surface of 500 to 100 KVA transformer (11/0.433KV) complete with all connected fittings & fixtures i.e. buchholz relay, conservator tank, cooling fins and other standard fittings & attachments as per existing colour scheme and pattern with atleast one coats of synthetic enameled paint over two coats of red oxide primer after duly preparing the surface by cleaning with scrapers and emrey paper to the entire satisfaction of Engr-in-charge complete all as specified and directed by Engineer-in-charge Note:- Contractor will apply one layer of greese over specification plate / any written letter before painting and clean the same after painting, rates for the same is deemed to be included in the item quoted rates.

M&L for cross arms, bracings, supports, clamps and back plates fabricated from steel section including nuts, bolts, washers, welding bending cold or hot drilling holes for bolts in any shape or size as indicated or directed and inclusive two coats of painting with synthetic enable paint over a coat of red oxide primer including taking out existing supports of wooden pieces for holding overhead conductor complete all as specified and directed by Engineer-in-charge

Dismantling burnt / defective Gang Operated Switch keeping away from site , Supply & install 11 KV 3 Phase Gang operated air break switch with drop out fuses set ( consisting 12 Nos Post Insulator ) 400 amp capacity, vertical mounting with fixed and moving contacts complete with locking arrangement and fixing the gang operated switch on existing two/four pole structure including making all jumper connections with insulated leads of suitable size with line tops etc, complete all as specified and directed by Engineer-in-charge

S&F in replacement of lightening arrestor explusion type complete with all fittings, transmission class, discharge capacity 65kA and suitable for working voltage 11000 volts complete all as specified and directed by Engineer-in-charge

S&F in replacement of danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with & including M.S. clamps, bolts and nuts of approved size, for LT of 20x15cm size complete all as specified and directed by Engineer-in-charge

S&F in replacement of danger notice plate of 1.6mm thick mild steel sheet, vitreous enamelled white, with letters, figures and conventional skull and bones in signal red colour and fixed with & including M.S. clamps, bolts and nuts of approved size, for HT of 25x20cm size complete all as specified and directed by Engineer-in-charge

M&L for one coat of synthetic enable paint on old surface of steel like cross arm, channels, angle iron frame work on pre stressed HT concrete 2 pole/4 pole structure any discreption not other wise described including prepration of all surface complete all as specified and directed by Engineer-in-charge

Earthing complete with galvanized steel earth plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of plate not less than 1.5 metres below normal ground level, connecting to the Galvanised iron strip 25x4 mm by means of bolts, nuts , check nuts and washers of galvanized iron and steel earth wire protected by provision of GI light grade pipe 40 mm bore including provision of concrete pit made from PCC ( 1:2:4) type B-1 (using 20 mm graded stone aggregate) with 40mm thick cover of RCC 1:2:4 reinforced with XPM (Weight not less than 4 Kg/Sqm) and frame of angle iron 40 x 40 x 6 mm and handle of 6 mm dia MS bar made to shape, GI light grade 20 mm bore pipe for watering perforated at bottom, 1.50 metre long placed on top edge of earth plate, common salt & charcoal filling, with fixing arrangement , funnel, wire mesh and earth work in hard/dense soil , returning filling in and removal of surplus soil to a distance not exceeding 50 metres, all as per electrical plate No 3 of SSR 2009 Part-I and connecting to Transformer / Poles all as specified or indicated including testing on complete all as specified and directed by Engineer-in-charge

Earth continuity conductor or main earthing lead fixed to wall on batten or recess or chases or buried in ground or drawn in conduit/pipe or fixed to poles or any other indicated situation for loop earthing/connecting as required 25x4 mm galvanised iron strip complete all as specified and directed by Engineer-in-charge

Earthing complete with galvanized steel earth plate electrode 60 cm x 60 cm x 6 mm thick buried directly in ground (earth pit not less than 2.25 metres deep below normal ground level) with top edge of plate not less than 1.5 metres below normal ground level, connecting to the Galvanised earth lead wire 4.0 mm dia by means of bolts, nuts , check nuts and washers of galvanized iron and steel earth wire protected by provision of GI light grade pipe 40 mm bore including provision of concrete pit made from PCC ( 1:2:4) type B-1 (using 20 mm graded stone aggregate) with 40mm thick cover of RCC 1:2:4 reinforced with XPM (Weight not less than 4 Kg/Sqm) and frame of angle iron 40 x 40 x 6 mm and handle of 6 mm dia MS bar made to shape, GI light grade 20 mm bore pipe for watering perforated at bottom, 1.50 metre long placed on top edge of earth plate, common salt & charcoal filling, with fixing arrangement , funnel, wire mesh and earth work in hard/dense soil , returning filling in and removal of surplus soil to a distance not exceeding 50 metres, all as per electrical plate No 3 of SSR 2009 Part-I and connecting to Poles all as specified or indicated including testing on complete all as specified and directed by Engineer-in-charge

M&L test point terminal block made of gun metal or phosphorus bronze size gun metal or phosphorus bronze size 75 X 75 X 25 mm, drilled and screwed including 3 nos. 8mm dia 25 mm long hex. Head screw complete all as specified and directed by Engineer-in-charge

S&F in replacement ACB 4 pole,415 Volt,with thermal magnetic release (Manual Drawout type) of capacity 800 Amps including necessary fabrication and welding works with nuts,bolts and washers for fixing ACB in existing position complete all as specified and directed by Engineer-in-charge

S&F duct cover made out of MS plates of thickness 7 mm and taking out old/broken cable cover made out of PCC cover and keeping away from the site complete all as specified and directed by Engineer-in-charge

Supply & toping up of new transformer oil (in sealed barrel) having dielectric strength 40KV at 2.5mm gap after initial dehydration complete all as specified and directed by Engineer-in-charge Make: Savita/Castrol/Power True/Truoil.

M&L for dehydration & filteration of transformer oil by dehydration plant (bringing plant at site) including testing of sample before and after dehydration and filteration to achieved 40 KV at 2.5 mm gap complete all as specified and directed by Engineer-in-charge

S&F in replacement of oil temperature/winding teperature indicator suitable for transformer of capacity up to 400 KVA all as per existing and having level marking complete all as specified and directed by Engineer-in-charge

S&F in replacement of air breather complete with new silca GEL suitable for 11/0.433 KV, 500 to 300 KVA capacity transformer complete all as specified and directed by Engineer-in-charge

Taking down transformer 11/0.433 KV, 100 to 400 KVA of any make disconnecting all the electrical connections from HT & LT side and earthing of unserviceable transformer, from platform /two pole/four pole structure, draining out the transformer oil in clean barrels, loading and unloading of transformer & transportation by suitable vehicle from substation to the workshop for rewinding/reconditioning or any other repair required, reassembling making the internal HT & LT connections by fixing the studs, bushings, fitting the top cover by replacing cork sheet including gasket along with conservator including hoisting placing in position and securing properly on platform/pole structure at site, including pouring the transformer oil in the transformer, re-installation and commissioning complete all as specified and directed by Engineer-in-charge Note: (i) Unserviceable items required for repairing shall be measured and paid separately.

M&L for opening of top cover of transformer 11/0.433 KV, 100 to 400 KVA of any make for repairing/leakage removal after disconnecting the HT/LT side connections, draining out transformer oil keeping in safe custody in a dry and clean container, taking out top cover, oil conservator, explosion vent with & including replacement of complete gasket set for top cover, oil conservator, explosion vent, HT/LT side bushing valve including replacement of worn out nuts, bolts and washers, re-assembling and refilling of transformer oil, making connections on HT/LT side complete all as specified and directed by Engineer-in-charge Note: Major unserviceable items like bushing/winding/new oil shall be measured and paid seperately.

M&L for re-winding of HT coils of 11/0.433 KV, 400 to 200 KVA transformer of any make with superior quality super enamelled copper winding wire/strip of approved make of suitable gauge and number of turns alongwith allied materials such as cork sheet, fibre glass, insulation paper, isulation cotton, empire tape and wooden blocks, bolts, nuts and washers, soldering and other packing materials including taking out of existing unserviceable coils complete all as specified and directed by Engineer-in-charge

M&L for re-winding of LT coils of 11/0.433 KV, 400 to 200 KVA transformer of any make with superior quality super enamelled copper winding wire/strip of approved make of suitable gauge and number of turns alongwith allied materials such as cork sheet, fibre glass, insulation paper, isulation cotton, empire tape and wooden blocks, bolts, nuts and washers, soldering and other packing materials including taking out of existing unserviceable coils complete all as specified and directed by Engineer-in-charge

M&L for heat treatment at the workshop furnance of complete core before and after re-assembly of coil into limps after rewinding for transformer capacity 400 to 200 KVA, 11/0.433 KV complete all as specified and directed by Engineer-in-charge

S&F in replacement of HT bushing, 11000 volts, 50 Hz suitable for transformer 11/0.433 KV, 300 to 400 KVA capacity of ISI Marked complete all as specified and directed by Engineer-in-charge

S&F in replacement of HT bushing, 11000 volts, 50 Hz suitable for transformer 11/0.433 KV, 100 to 200 KVA capacity of ISI Marked complete all as specified and directed by Engineer-in-charge

S&F in replacement of LT bushing, 1100 volts, 50 Hz suitable for transformer 11/0.433 KV, 300 to 500 KVA capacity of ISI Marked complete all as specified and directed by Engineer-in-charge

S&F in replacement of LT bushing, 1100 volts, 50 Hz suitable for transformer 11/0.433 KV, 100 to 200 KVA capacity of ISI Marked complete all as specified and directed by Engineer-in-charge

S&F in replacement of HT brass stem, 11000 volts, 50 Hz suitable for transformer 11/0.433 KV, 300 to 400 KVA capacity of ISI Marked complete with one chuck nut, two nuts, washers and rubber seal complete all as specified and directed by Engineer-in-charge

S&F in replacement of HT brass stem, 11000 volts, 50 Hz suitable for transformer 11/0.433 KV, 100 to 200 KVA capacity of ISI Marked complete with one chuck nut, two nuts, washers and rubber seal complete all as specified and directed by Engineer-in-charge

S&F in replacement of LT brass stem, 1100 volts, 50 Hz suitable for transformer 11/0.433 KV, 300 to 400 KVA capacity of ISI Marked complete with one chuck nut, two nuts, washers and rubber seal complete all as specified and directed by Engineer-in-charge

S&F in replacement of LT brass stem, 1100 volts, 50 Hz suitable for transformer 11/0.433 KV, 100 to 200 KVA capacity of ISI Marked complete with one chuck nut, two nuts, washers and rubber seal complete all as specified and directed by Engineer-in-charge

Taking out serviceable/unserviceable vacuum circuit breaker (VCB) of capacity 400/630 Amps, 11 KV of any make from HT panel for repairing/servicing, opening all covers/strips, cleaning, servicing & lubricating, internally & externally all contacts, springs, motor charging mechanism, tripping system including adjustment, tightening & setting of all contacts & inserting it in its original position, re-assembling all parts and fixing in its panel for smooth functioning of the circuit breaker to the entire satisfaction of Engr-in-Charge complete all as specified and directed by Engineer-in-charge Note:- Unserviceable parts required to make breaker serviceable shall be measured and paid separately under respective items.

S&F in replacement of tripping push button as per sample suitable for VCB/OCB11 KV complete all as specified and directed by Engineer-in-charge

S&F in replacement of closing coil assembly suitable for VCB 11 KV complete all as specified and directed by Engineer-in-charge

S&F in replacement of tripping coil assembly suitable for VCB 11 KV complete all as specified and directed by Engineer-in-charge

S&F in replacement of earth contact assembly suitable for VCB 11 KV complete all as specified and directed by Engineer-in-charge

S&F in replacement of spring charging mechanism suitable for VCB 11 KV complete all as specified and directed by Engineer-in-charge

S&F in replacement of spring charged indicator suitable for VCB 11 KV complete all as specified and directed by Engineer-in-charge.

S&F in replacement of ON/OFF indicator suitable for VCB/OCB 11 KV complete all as specified and directed by Engineer-in-charge

S&F in replacement of auxiliary switch suitable for VCB 11 KV complete all as specified and directed by Engineer-in-charge

S&F in replacement of indoor type 3 phase 11KV/110V potential transformer, 12KV, 50 Hz, earthed type, draw-out type with accuracy class 0.5 for metering & protection, rated burden both winding 100VA, hermetically sealed to eliminate breathing and prevent air & moisture, secondary terminal should be partitioned so as to house the metering terminals separately from protection & various terminal connectors providing sufficient earth clearance complete all as specified and directed by Engineer-in-charge Make: Crompton Greaves/ABB/Areva

S&F in replacement of 11 KV current transformer, cast resin type, 50 Hz with ratio of 400-200/5 Amps having protection & metering core, 15 VA burden or as matching with existing, class 1.0 of minimum breaking capacity 13.10 KV for 1.0 second complete all as specified and directed by Engineer-in-charge

Servicing, calibration and testing of remote control panel for main incoming HT panel 11 KV having vacuum circuit breaker/SF6, adjustment of digital static control/ protection relays of HT panel with recpect to total load of the station, time adjustment in comparision with panel for 11 KV line within 11 KV sub stn at state electricity borad all as directed by Engr-in-Charge or required for smooth functioning as per standard engineering practice so that fault is arrested at initial level and does not allowed to travel towards source complete all as specified and directed by Engineer-in-charge Note:- Unserviceable parts required to make breaker serviceable shall be measured and paid separately under respective items.

S&F in replacement of master tripping relay suitable for protection/tripping of HT 11 KV VCBs/OCBs Panel including carry out necessary modification in existing panel complete all as specified and directed by Engineer-in-charge Make: Crompton Greaves/Areva/Siemens.

Supply, Installation,testing commissioning of following items/spares in the existing panel of automatic power factor improvement (outdoor) capacitor bank having aggregate capacity 100 KVAR to 175 KVAR (As per site requirment) in different stage with microprocessor along with factory made type panel board including taking down old/unservicable following parts complete all as specified and directed by Engineer-in-charge

Power factor corrector relay 10 stage complete all as specified and directed by Engineer-in-charge

Capacitor duty contactor for 25 KVAR complete all as specified and directed by Engineer-in-charge

Capacitor duty contactor for 20 KVAR complete all as specified and directed by Engineer-in-charge

Capacitor duty contactor for 15 KVAR complete all as specified and directed by Engineer-in-charge

Capacitor duty contactor for 10 KVAR complete all as specified and directed by Engineer-in-charge

ON-OFF push button complete all as specified and directed by Engineer-in-charge

Aux Contactor 4 No + 4 NC complete all as specified and directed by Engineer-in-charge

Indicating lamp ON-OFF complete all as specified and directed by Engineer-in-charge

Power factor 25 KVAR ultra heavy duty MPP type having tolerance 0% with discharge device resistor complete all as specified and directed by Engineer-in-charge

Power factor 20 KVAR ultra heavy duty MPP type having tolerance 0% with discharge device resistor complete all as specified and directed by Engineer-in-charge

Power factor 15 KVAR ultra heavy duty MPP type having tolerance 0% with discharge device resistor complete all as specified and directed by Engineer-in-charge

Power factor 10 KVAR ultra heavy duty MPP type having tolerance 0% with discharge device resistor complete all as specified and directed by Engineer-in-charge

Power factor 5 KVAR ultra heavy duty MPP type having tolerance 0% with discharge device resistor complete all as specified and directed by Engineer-in-charge

Digital voltmeter 0-500 V with VSS complete all as specified and directed by Engineer-in-charge

Digital Ammeter 0-400 A with VSS & CT complete all as specified and directed by Engineer-in-charge

M&L for restringing of LT OH conductor ACSR including binding of conductor making jumper connection etc complete all as specified and directed by Engineer-in-charge Note:- One conductor will be measured as one length.

Dismantling the existing unserviceable stay assembly complete using stay rod of any size/type including breaking of PCC foundation and throwing away demolished materials at low laying areas and making good disturbed surface complete all as specified and directed by Engineer-in-charge

M&L stay assembly complete using stay rod of 20 mm dia complete with accessories as shown in electric plate No. 1 of SSR – 2009 Part –I complete all as specified and directed by Engineer-in-charge Note : (Loop type insulator excavation , stay clamp, nuts, bolts, washers and concrete to be measured and paid separately.

Excavation in trenches in any type of soil n exc 1.5 mtr in width and n. exc 1.5 mtr in depth and getting out all as required for laying of cables,Foundation filling of poles or stays complete all as specified and directed by Engineer-in-charge

M&L for PCC type C1 using (1:3:6) 20 mm graded stone aggregate as in foundation filling, PCC Blocks etc complete all as specified and directed by Engineer-in-charge

M&L for cutting of tree branches touching or leaning over overhead power lines and removing of cut tree branches from the site complete all as specified and directed by Engr-in-charge and directed.

S&F PVC Line spacer of superior quality of 2 Way spiral type complete all as specified and directed by Engineer-in-charge

S&F PVC Line spacer of superior quality of 4 Way spiral type complete all as specified and directed by Engineer-in-charge

M & L Anti-Climbing device spike type fabricated out of MS bars ( round,square and flat) including nuts,bolts and washers and welding into two halves made to shape to suit the cross section of the pole including taking down of old unserviceable anti climbing device complete all as specified and directed by Engineer-in-charge

Dismantling/Taking down existing unserviceable ACSR conductor of any make and removing from site or setting aside for reuse complete all as specified and directed by Engineer-in-charge

Supply and fixing aluminum conductor 1 of 6/1x2.59mm (weasel) steel reinforced (ACSR) for HT lines on pre-stressed concrete poles, streching without kinks and bends including aluminum binding wires complete all as specified and directed by Engineer-in-charge

Dismantling/Taking down galvanised steel earth wire of any type and removing from site or setting aside for reuse complete all as specified and directed by Engineer-in-charge

Galvanised steel earth wire of 3.15 or 4mm dia with hooks, , streching kinks and bends complete all as specified and directed by Engineer-in-charge

Dismantling & taking down insulator any type any size from LT/HT poles complete all as specified and directed by Engineer-in-charge

S&F Pin Insulator, porcelain, vitreous white, brown or green insulator incl one galvanized mild steel spindle,two galvanised iron washers and one galvanised iron nut , 150 mm height , 150 mm dia for 11000 volts grade complete all as specified and directed by Engineer-in-charge

S&F Disc type Porcelain Insulator, vitreous brown , large size with overall dimension 145x250mm clearence of hole 25.5 mm ,working pressure 11000 volts complete all as specified and directed by Engineer-in-charge

S&F Shackle type, porcelain, vitreous white, brown or green insulator incl one galvanized mild steel straps, washers insulator bolts , washers & nut 75 mm height, 90mm dia for 1100V grade complete all as specified and directed by Engineer-in-charge

S&F Loop Insulator, porcelain, vitreous white, brown or green large size with overall dimension 90x140mm clearence of hole 25.5 mm complete all as specified and directed by Engineer-in-charge

Note:- The contract sum shall be after deducting the amount of Credit shown in Credit Schedule of this Tender.

aggarwal engineers contractors

verma enterprises